Home / 21,856,740.60-32,785,110.90-13,353,684.60

Finding the Fourth Proportional to 21,856,740.60, 32,785,110.90 and 13,353,684.60

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Solution

The fourth proportional to 21,856,740.60, 32,785,110.90 and 13,353,684.60 is: 20,030,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,856,740.60 : 32,785,110.90 = 13,353,684.60 : x
  2. Step 2: Convert to fraction form
    21,856,740.60/32,785,110.90 = 13,353,684.60/x
  3. Step 3: Cross multiply
    21,856,740.60x = 32,785,110.90 × 13,353,684.60
  4. Step 4: Simplify right side
    21,856,740.60x = 437,802,030,534,622.12
  5. Step 5: Solve for x
    x = 437,802,030,534,622.12/21,856,740.60
  6. Step 6: Final answer
    x = 20,030,526.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.